“We’ve known for over a couple of decades about the grapefruit juice interaction that affects half of all drugs to some degree, but a paper recently published in the Journal of the Canadian Medical Association (PDF) has warned that over the last four years there has been a major jump in the number of drugs that are affected by grapefruit juice to a dangerous degree.”

DNews is a show about the science of everyday life. We post two new videos every day of the week.